Amazon Selling So Many Kindles It Can't Count Them

E-Book Sales Booming, Now 9 Percent of Total Sales (And Still Small)

Honey, I Shrunk the E-Book: Amazon Slicing "Singles" for Kindle [UPDATED]

What iPad Problem? Citi Boosts Kindle Estimates

Something You Knew Already: Rich People Trading Magazines for iPads

Amazon Buys Amie Street's Digital Music Store, Shuts It Down

Amazon Says New Kindle Is "Fastest-Selling Ever"

Zynga’s Newest Deal: Snagging MySpace, Facebook Vet Owen Van Natta

The Wait for Plastic Logic's Que E-Reader Will Last Forever

Warner Music: We Can't Wait for Google Music! (But We Can't Say That Out Loud)

UPDATED: EMusic Gets a New CEO, Promises Cloud-Based Locker Service For 2011

Time Inc.'s iPad Problem Is Trouble for Every Magazine Publisher

Amazon Hits Top Line, Misses on the Bottom; Shares Plummet

Newsflash: Beatles Still Not Available on iTunes

Twitter's Slow-Motion Business Plan

Twitter’s Slow-Motion Business Plan

Amazon's Big, Expensive Kindle DX You Didn't Buy Now Cheaper, Blacker